3.2.2. GPS UDP data
Field Bytes Description
GPS Time Data 18 GPS time, accurate to the second
Field Bytes Description
GPS Header 2 0xFFEE (0xFF first)
Date 6 Year, month, and day in ASCII (2 bytes each, lower byte first)
Time 6 Second, minute, and hour in ASCII (2 bytes each, lower byte first)
Reserved 4 -
NMEA Data 84 NMEA sentence containing date and time
ASCII code, valid till 2 bytes after the asterisk (*).
Users can select the NMEA sentence to be received (see GPS Mode in Section 4.2.3 Time sync).
Reserved 404 404 bytes of 0xDF
GPS Positioning Status 1 ASCII code, obtained from the NMEA sentence
PPS Lock Flag 1 1 — Locked
0 — Unlocked
Reserved 4 -
-53-
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